# STC SA431SW

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Mitchell Industries, Inc
- Description: Installation of Mitchell pitch trim system AK139.
- Status date: September 30, 1964
- Data sheets: A-777, A-777, A-777, A-777, A-777, A-777, A-777, A-777, A-777, 3A15, 3A15, 3A15, 3A15, 3A15, 3A15
- Certificate PDF: https://openairdocs.org/files/sha256/e5/43/e54374ad8e822d55d222d8ebed7fe7ef187cf06fb717d2caa3be6d583469f907
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/D9EFA81788290C5886258026006C7992.0001
- Page: https://openairdocs.org/stc/SA431SW

## ADs that name it

None.

## Approved models (15)

- Beechcraft Corporation 35 (TCDS A-777)
- Beechcraft Corporation 35R (TCDS A-777)
- Beechcraft Corporation A35 (TCDS A-777)
- Beechcraft Corporation B35 (TCDS A-777)
- Beechcraft Corporation C35 (TCDS A-777)
- Beechcraft Corporation D35 (TCDS A-777)
- Beechcraft Corporation E35 (TCDS A-777)
- Beechcraft Corporation F35 (TCDS A-777)
- Beechcraft Corporation G35 (TCDS A-777)
- Beechcraft Corporation H35 (TCDS 3A15)
- Beechcraft Corporation J35 (TCDS 3A15)
- Beechcraft Corporation K35 (TCDS 3A15)
- Beechcraft Corporation M35 (TCDS 3A15)
- Beechcraft Corporation N35 (TCDS 3A15)
- Beechcraft Corporation P35 (TCDS 3A15)

## What the certificate says

Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record.

**FEDERAL AVIATION AGENCY**

**SUPPLEMENTAL TYPE CERTIFICATE FORM APPROVED, BUDGET BUREAU NO. 04-R015**

**INSTRUCTIONS - SUBMIT IN TRI PLICATE TO LOCAL FAA FLIGHT STANDARDS INSPECTOR.**

**COPY WILL BE RETURNED TO APPLICANT UPON**

**ISSUANCE**

NAME AND ADDRESS OF APPLICANT Mltchall Induatria*, lac.

P.O. Box 610 Municipal Airport Miami Wott«. Toxa*

2. SUPPLEMENTAL TYPE CERTIFICATE APPLIED FOR:

I I ENGINE L J PROPELLERI **] Al RCRAFT

ORIGINAL MODEL DESIGNATION Soo Bolow Iton I.

DESIGNATION (If deilred)

DESCRIPTION OF CHANGE Installation of Mitcaoli Pitch Trim Syatom Modal AK 139 ia accordance with Miteholl Industries, lac. Bulletin No. 149 dato* 9-28-64 and subsequent r. A. A.

approved »«Uotiat and/or •uppl«m«ala.

(1) Original Model D«ai gnat ion. B««eh IS. A If, B35, CIS, D15, EJ3, F35,

035. 35R. HIS. J33, KJS. MIS. W3S li PIS 'LL DATA BE AVAILABLE FOR SALE OR RELEASE TO OTHER PERSONS?

b. WILL PARTS BE MANUFACTURED FOR SALE f*ef. CA.K 1.55)1 YES YES NO NO

**5. SIGNATURE AND TITLE OF APPLICANT 9-U-04**

**DATE OF APPLICATION**

**SIGNATURE TITLE**

6. Jo be Completed by FAA

NATURE AND LOCATION OF DATA Data liaead In Itaia 3 abovw. Flight T*«t R«t»ort dat*d 9/30/64, 10/23/64, and 12/4/64, Sp*ad Itoao dated 7/14/65 froo SW-216, on fil* at SW-210.

Applicable regulations: aaae aa original eartifleaeion.

**ORIGINAL TYPE CERTIFICATE NO.**

**777 & 3A15 SUPPLEMENTAL TYPE CERTIFICATE NO.**

SA431SW

**DATE OF APPROVAL 9/30/64**

**FAA APPROVAL**

SIGNATURE !. H. S laugh tar Chief, Engineering and Manufacturing Branch Tl TLE * U.S. GOVERNMENT PRINTING OFFICE : 1959 O—509657 FORM FAA-2417 (5-59)

## Every issue (1)

- September 30, 1964: Issued, Current. [certificate](https://openairdocs.org/files/sha256/e5/43/e54374ad8e822d55d222d8ebed7fe7ef187cf06fb717d2caa3be6d583469f907)

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From OpenAirDocs.org, an independent open copy of FAA data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.